#undef TWO
#define TWO 2.0
-static const char *blend_NORMAL_frag =
- " vec4 result = mix(src_color, src_color, src_color.a);\n";
-
-static const char *blend_ADDITION_frag =
- " vec4 result = dst_color + src_color;\n"
- " result = clamp(result, 0.0, 1.0);\n";
-
-static const char *blend_SUBTRACT_frag =
- " vec4 result = dst_color - src_color;\n"
- " result = clamp(result, 0.0, 1.0);\n";
-
static const char *blend_REPLACE_frag =
" vec4 result = src_color;\n";
+GL_VEC_FRAG(NORMAL);
+GL_VEC_FRAG(ADDITION);
+GL_VEC_FRAG(SUBTRACT);
GL_STD_FRAG(MULTIPLY);
GL_VEC_FRAG(DIVIDE);
GL_VEC_FRAG(MAX);
dst->init_screen();
src->draw_texture();
break;
- case TRANSFER_NORMAL:
-// Move destination to screen
- if( dst->get_opengl_state() != VFrame::SCREEN ) {
- dst->to_texture();
- dst->enable_opengl();
- dst->init_screen();
- dst->draw_texture();
- }
- src->to_texture();
- dst->enable_opengl();
- dst->init_screen();
- glEnable(GL_BLEND);
- glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
- src->draw_texture();
- break;
default:
src->to_texture();
dst->to_texture();